Pickle::Write* micro-optimizations

ipc/ipc_message_utils.cc

Index: ipc/ipc_message_utils.cc
diff --git a/ipc/ipc_message_utils.cc b/ipc/ipc_message_utils.cc
index 2acddceb51c870752c58138779f4a4e4b6b01b61..b484cd78866bc82dce3e20431419e48b35e43f77 100644
--- a/ipc/ipc_message_utils.cc
+++ b/ipc/ipc_message_utils.cc
@@ -311,20 +311,12 @@ void ParamTraits<unsigned long long>::Log(const param_type& p, std::string* l) {
   l->append(base::Uint64ToString(p));
 }
 
-void ParamTraits<float>::Write(Message* m, const param_type& p) {
-  m->WriteData(reinterpret_cast<const char*>(&p), sizeof(param_type));
-}
-
 bool ParamTraits<float>::Read(const Message* m, PickleIterator* iter,
                               param_type* r) {
-  const char *data;
-  int data_size;
-  if (!m->ReadData(iter, &data, &data_size) ||
-      data_size != sizeof(param_type)) {
+  if (!m->ReadFloat(iter, r)) {
     NOTREACHED();
     return false;
   }
-  memcpy(r, data, sizeof(param_type));
   return true;
 }